Symptom prevalence of study group A (collar therapy, n = 62) and group B (exercise therapy, n = 88) at six weeks after injury
| Symptom | Group A (%) | Group B (%) | p Value |
|---|---|---|---|
| Neck pain | 45.2 | 28.4 | 0.025 |
| Headache | 27.4 | 13.6 | 0.028 |
| Shoulder pain | 33.9 | 15.9 | 0.008 |
| Back pain | 11.3 | 5.7 | 0.194 |
| Limb pain | 6.5 | 2.3 | 0.198 |
| Limb paresthesia | 6.5 | 4.5 | 0.609 |
| Visual disturbance | 8.1 | 3.4 | 0.211 |
| Tinnitus | 4.8 | 1.1 | 0.166 |
| Dizziness | 8.1 | 6.8 | 0.773 |
| No symptoms | 43.5 | 64.8 | 0.010 |